Nervous System part#1
nervous system is ____
What are the 2 functional properties of neurons?
1.irritability
2.Conductivity
_____ deliver messages from the brain to muscles, stimulating skeletal muscles to cotract
motor neurons
How many bones does the average human adult have?
206
Adipo- means what?
fat
What are the 3 functions of the Nervous system?
1. Sensory impact
2.Integration
3. Motor Output
Broca's Area is what?
language production
ADP has how many Phosphate groups?
2
fracture is defined as a/an ______ in bone.
crack or breakage
Chondro- means what?
cartilage
Visceral Organs are_____
internal organs of the body such as heart, liver, intestines
Wernickle's area is what?
language comprehension
What muscle tissue type has voluntary contractions?
Skeletal muscle tissue type
______ bones make up the axial skeleton, and ____ bones make up the appendicular skeleton
80; 126
____ is the study of how the body and its parts work together or function?
Physiology
"rest and digest"
Why does the right cerebral hemisphere control the left side of the body?
Criss cross Wiring
Tiny, contractile units within Skeletal muscles are ____?
Sacromeres
true or false? where the ribs meet the sternum is a good indicator of age because it is not a weight bearing bone and is unaffected by childbirth.
true
Which two muscles tissues have striations?
Cardiac and Skeletal muscle
from harmful substances that might be in the blood
Homunculus definition
"Little man"
What do T-tubules allow?
allow the sarcolemma to portude deep down into muscle fiber.
The diaphysis is covered and protected by the _____, a fibrous connective tissue membrane secured to the underlying bone by ______, aka: sharpey's fibers
periosteum; perforating fibers